43
dark(adjective, lack, grim, hopeless)
19
dull(adjective, dim, drab, cloudy, lackluster)
14
gloomy(adjective, dark, black)
14
pale(adjective, clear, light, dark, effect)
13
dreary(adjective, gloomy, lifeless)
12
cloudy(adjective, good, clear)
12
depressing
11
black
11
dim(adjective, dull, intelligent, cloudy, darkish)
11
dismal(adjective, clear, light, gloomy, bleak)
10
murky(adjective, good, clear, obscure, gloomy)
10
somber(adjective, light)
10
soul-crushing
10
very upset
9
dusky(adjective, murky)
9
fatuous(adjective, stupid)
8
dimmed(verb, adjective)
8
gray
8
grim(adjective, good, appearance, manner, hopeless)
8
obscure(adjective, cloudy, shadowy)
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APASmart Define. (2016). bright thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/bright/thesaurus/antonyms
ChicagoSmart Define. 2016. "bright thesaurus" https://smartdefine.org/bright/thesaurus/antonyms (accessed September 22, 2026).
HarvardSmart Define 2016, bright thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/bright/thesaurus/antonyms>.
MLASmart Define. "bright thesaurus" 31 March 2016. Web. 22 September 2026. <https://smartdefine.org/bright/thesaurus/antonyms>